1995 Photomicrography Competition

Gadolinium gallium oxide showing extensive internal strain extending from the growth seed

John I. Koivula

Affiliation
Gemological Institute of America
Carlsbad, California, USA
Technique
Transmitted Polarized Light
Magnification
15x

Stamens

Sylwia Ordelewska

Location
Chicago, Illinois, USA
Technique
Brightfield
Magnification
10x